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+// Copyright (C) 2018 Valerie Young. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-asyncgeneratorfunction
+description: >
+ When invoked via the function invocation pattern without arguments, the
+ AsyncGeneratorFunction intrinsic returns a valid generator with an empty body.
+features: [async-iteration]
+---*/
+
+var AsyncGeneratorFunction = Object.getPrototypeOf(async function* () {}).constructor;
+
+var g = AsyncGeneratorFunction();
+var iter = g();
+
+iter.next().then(function(result) {
+ assert.sameValue(result.value, undefined, 'Result `value`');
+ assert.sameValue(result.done, true, 'Result `done` flag');
+}).then($DONE, $DONE)